HSK 6
约束
yuēshù动
to restrict; to limit to; to constrain; restriction
明确规则可以约束不当行为。
Míng què guī zé kě yǐ yuē shù bú dàng xíng wéi.
Clear rules can restrain improper behavior.
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New in the HSK 3.0 word list at level 6.